chiropractor

Etymology

It is formed from English chiropractic + -or,^[2][3][4][5] as an agent noun in Latin form,^[6] as if it were a Latin noun in -tor.^[7] Chiropractic was coined in American English in 1898,^[6][2][7] from chiro-, from Ancient Greek χείρ (kheír, “hand”), and πρακτικός (praktikós, “fit for action, practical”),^[5][2][8][3] the whole loosely meant as "done by hand".^[6] The Greek adjective is also the source of practical.^[8][6]

Earliest recorded meaning

One who practises chiropractic: 1904, in the first volume of Backbone.^[2] Dictionary.com dates it to 1900–05.^[7]

Semantic evolution

The word followed the treatment it names: chiropractic is recorded as an adjective in 1898, in a city directory of Davenport, Iowa, for curing disease by manipulating the structures of the body, especially the spinal column,^[2] and as the name of the method from 1903 in the OED, 1899 in Etymonline.^[2][6] The agent noun followed in 1904,^[2][6] and its meaning has not changed.^[2][3]

Timeline

• 1898 – chiropractic, adjective, of curing disease by manipulating the body.^[2][6]
• 1904 – chiropractor, one who practises chiropractic.^[2][6]

Meanings

Noun

1. A practitioner of chiropractic, a system of treating disorders by manipulation of the spine and other joints by hand: The chiropractor eased the stiffness in his neck.^[3][2][7]

Related words

• chiropractic
• chiropodist
• practical
• practice

References

1. ^ a b Wiktionary, the free dictionary, https://en.wiktionary.org
2. ^ a b c d e f g h i j k Oxford English Dictionary Online (accessed March 2026), Oxford: Oxford University Press
3. ^ a b c d Merriam-Webster Unabridged Dictionary (2024), online ed., Springfield, Mass.: Merriam-Webster
4. ^ Gove, Philip Babcock, ed. (1961), Webster's Third New International Dictionary of the English Language, Unabridged, Springfield, Mass.: G. & C. Merriam
5. ^ a b Klein, Ernest. A Comprehensive Etymological Dictionary of the English Language. 2 vols. Amsterdam: Elsevier, 1966–1967.
6. ^ a b c d e f g h Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
7. ^ a b c d Dictionary.com Unabridged (2016), based on the Random House Unabridged Dictionary, New York: Random House
8. ^ a b The American Heritage Dictionary of the English Language (online 2024), 5th ed., Boston: Houghton Mifflin Harcourt